feat(blog): add file-based blog with dynamic slugs, MDX content and layout shell

- Introduced blog routing using Next.js App Router
- Implemented dynamic [slug] pages for blog posts
- Added MDX-based content loading via lib/posts
- Integrated shared TopBar layout with navigation
- Established clear content, lib and component separation

apps/public-web/node_modules/next/dist/lib/is-serializable-props.js

@@ -0,0 +1,106 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+0 && (module.exports = {
+    SerializableError: null,
+    isSerializableProps: null
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    SerializableError: function() {
+        return SerializableError;
+    },
+    isSerializableProps: function() {
+        return isSerializableProps;
+    }
+});
+const _isplainobject = require("../shared/lib/is-plain-object");
+const regexpPlainIdentifier = /^[A-Za-z_$][A-Za-z0-9_$]*$/;
+class SerializableError extends Error {
+    constructor(page, method, path, message){
+        super(path ? `Error serializing \`${path}\` returned from \`${method}\` in "${page}".\nReason: ${message}` : `Error serializing props returned from \`${method}\` in "${page}".\nReason: ${message}`);
+    }
+}
+function isSerializableProps(page, method, input) {
+    if (!(0, _isplainobject.isPlainObject)(input)) {
+        throw Object.defineProperty(new SerializableError(page, method, '', `Props must be returned as a plain object from ${method}: \`{ props: { ... } }\` (received: \`${(0, _isplainobject.getObjectClassLabel)(input)}\`).`), "__NEXT_ERROR_CODE", {
+            value: "E394",
+            enumerable: false,
+            configurable: true
+        });
+    }
+    function visit(visited, value, path) {
+        if (visited.has(value)) {
+            throw Object.defineProperty(new SerializableError(page, method, path, `Circular references cannot be expressed in JSON (references: \`${visited.get(value) || '(self)'}\`).`), "__NEXT_ERROR_CODE", {
+                value: "E394",
+                enumerable: false,
+                configurable: true
+            });
+        }
+        visited.set(value, path);
+    }
+    function isSerializable(refs, value, path) {
+        const type = typeof value;
+        if (// `null` can be serialized, but not `undefined`.
+        value === null || // n.b. `bigint`, `function`, `symbol`, and `undefined` cannot be
+        // serialized.
+        //
+        // `object` is special-cased below, as it may represent `null`, an Array,
+        // a plain object, a class, et al.
+        type === 'boolean' || type === 'number' || type === 'string') {
+            return true;
+        }
+        if (type === 'undefined') {
+            throw Object.defineProperty(new SerializableError(page, method, path, '`undefined` cannot be serialized as JSON. Please use `null` or omit this value.'), "__NEXT_ERROR_CODE", {
+                value: "E394",
+                enumerable: false,
+                configurable: true
+            });
+        }
+        if ((0, _isplainobject.isPlainObject)(value)) {
+            visit(refs, value, path);
+            if (Object.entries(value).every(([key, nestedValue])=>{
+                const nextPath = regexpPlainIdentifier.test(key) ? `${path}.${key}` : `${path}[${JSON.stringify(key)}]`;
+                const newRefs = new Map(refs);
+                return isSerializable(newRefs, key, nextPath) && isSerializable(newRefs, nestedValue, nextPath);
+            })) {
+                return true;
+            }
+            throw Object.defineProperty(new SerializableError(page, method, path, `invariant: Unknown error encountered in Object.`), "__NEXT_ERROR_CODE", {
+                value: "E394",
+                enumerable: false,
+                configurable: true
+            });
+        }
+        if (Array.isArray(value)) {
+            visit(refs, value, path);
+            if (value.every((nestedValue, index)=>{
+                const newRefs = new Map(refs);
+                return isSerializable(newRefs, nestedValue, `${path}[${index}]`);
+            })) {
+                return true;
+            }
+            throw Object.defineProperty(new SerializableError(page, method, path, `invariant: Unknown error encountered in Array.`), "__NEXT_ERROR_CODE", {
+                value: "E394",
+                enumerable: false,
+                configurable: true
+            });
+        }
+        // None of these can be expressed as JSON:
+        // const type: "bigint" | "symbol" | "object" | "function"
+        throw Object.defineProperty(new SerializableError(page, method, path, '`' + type + '`' + (type === 'object' ? ` ("${Object.prototype.toString.call(value)}")` : '') + ' cannot be serialized as JSON. Please only return JSON serializable data types.'), "__NEXT_ERROR_CODE", {
+            value: "E394",
+            enumerable: false,
+            configurable: true
+        });
+    }
+    return isSerializable(new Map(), input, '');
+}
+
+//# sourceMappingURL=is-serializable-props.js.map